| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 30.49 | +1.6% |
| 2023/12 | 30.02 | -3.3% |
| 2022/12 | 31.05 | -64.2% |
| 2021/12 | 86.69 | +51.9% |
| 2020/12 | 57.08 | +78.9% |
| 2019/12 | 31.91 | +10.4% |
| 2018/12 | 28.9 | -15.5% |
| 2017/12 | 34.19 | -11.1% |
| 2016/12 | 38.47 | -27.2% |
| 2015/12 | 52.83 | +6.7% |
| 2014/12 | 49.5 | +27.5% |
| 2013/12 | 38.81 | +56.3% |
| 2012/12 | 24.84 | +58.9% |
| 2011/12 | 15.63 | -17.5% |
| 2010/12 | 18.95 | - |